[EAK-527] Reduced an external dependency inside StringTransformation

exadel-inc · Jun 7, 2024 · a294bd8 · a294bd8
1 parent 764c8d4
commit a294bd8
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Showing 2 changed files with 14 additions and 4 deletions.
diff --git a/core/src/main/java/com/exadel/aem/toolkit/api/annotations/meta/StringTransformation.java b/core/src/main/java/com/exadel/aem/toolkit/api/annotations/meta/StringTransformation.java
@@ -18,7 +18,6 @@
 import java.util.stream.Stream;
 
 import org.apache.commons.lang3.StringUtils;
-import com.google.common.base.CaseFormat;
 
 import com.exadel.aem.toolkit.core.CoreConstants;
 
@@ -93,9 +92,14 @@ private static String toCamelCase(String value) {
         if (StringUtils.isBlank(value)) {
             return value;
         }
-        return value.contains(CoreConstants.SEPARATOR_HYPHEN)
-            ? CaseFormat.LOWER_HYPHEN.to(CaseFormat.LOWER_CAMEL, value.toLowerCase().replace(CHAR_SPACE, CHAR_HYPHEN))
-            : CaseFormat.LOWER_UNDERSCORE.to(CaseFormat.LOWER_CAMEL, value.toLowerCase().replace(CHAR_SPACE, CHAR_UNDERSCORE));
+        String[] words = value.contains(CoreConstants.SEPARATOR_HYPHEN)
+            ? StringUtils.split(value, " -")
+            : StringUtils.split(value, " _");
+        return words[0].toLowerCase() + Stream.of(words)
+            .skip(1)
+            .map(StringUtils::lowerCase)
+            .map(StringUtils::capitalize)
+            .collect(Collectors.joining());
     }
 
     /**

diff --git a/core/src/test/java/com/exadel/aem/toolkit/api/annotations/meta/StringTransformationTest.java b/core/src/test/java/com/exadel/aem/toolkit/api/annotations/meta/StringTransformationTest.java
@@ -13,11 +13,13 @@
  */
 package com.exadel.aem.toolkit.api.annotations.meta;
 
+import org.apache.commons.lang3.StringUtils;
 import org.junit.Assert;
 import org.junit.Test;
 
 public class StringTransformationTest {
 
+    private static final String SAMPLE0 = "LoReM";
     private static final String SAMPLE1 = "L0rem IPSum! Do1or Sit Amet";
     private static final String SAMPLE2 = "Lorem IPSum  dolor-sit-Amet";
     private static final String SAMPLE3 = "Lorem_IPSum__dolor_Sit_Amet";
@@ -34,13 +36,17 @@ public void shouldConvertToUpperCase() {
 
     @Test
     public void shouldConvertToCamelCase() {
+        Assert.assertEquals(StringUtils.EMPTY, StringTransformation.CAMELCASE.apply(StringUtils.EMPTY));
+        Assert.assertEquals("lorem", StringTransformation.CAMELCASE.apply(SAMPLE0));
         Assert.assertEquals("l0remIpsum!Do1orSitAmet", StringTransformation.CAMELCASE.apply(SAMPLE1));
         Assert.assertEquals("loremIpsumDolorSitAmet", StringTransformation.CAMELCASE.apply(SAMPLE2));
         Assert.assertEquals("loremIpsumDolorSitAmet", StringTransformation.CAMELCASE.apply(SAMPLE3));
     }
 
     @Test
     public void shouldCapitalize() {
+        Assert.assertEquals(StringUtils.EMPTY, StringTransformation.CAPITALIZE.apply(StringUtils.EMPTY));
+        Assert.assertEquals("Lorem", StringTransformation.CAPITALIZE.apply(SAMPLE0));
         Assert.assertEquals("L0rem Ipsum! Do1or Sit Amet", StringTransformation.CAPITALIZE.apply(SAMPLE1));
         Assert.assertEquals("Lorem Ipsum Dolor Sit Amet", StringTransformation.CAPITALIZE.apply(SAMPLE2));
         Assert.assertEquals("Lorem Ipsum Dolor Sit Amet", StringTransformation.CAPITALIZE.apply(SAMPLE3));